Police said at least four break-ins happened at businesses, including a restaurant, in the Fuller Park neighborhood's 5400-block of South Wentworth Avenue.
The burglars smashed the businesses' front windows, and cash registers appeared to be broken into, police said. Some computers were left on the sidewalk.
The businesses were empty at the time, and no one was hurt, police said.
At least one happened just before 4:30 a.m. Saturday
Police also said thieves targeted a business on 57th Street in Hyde Park between midnight and 7 a.m. Saturday.
No arrests have been made.
Anyone with information is asked to call the Bureau of Detectives - Area One at (312) 747-8380.
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